The narrow passages will challenge even the bravest driver.

Located more than 600 feet beneath the North Atlantic seabed, this tunnel boasts the world's first undersea roundabout.

This mysterious, medieval cathedral remains unbuilt but fiercely protected.

This remote island village was in danger of depopulating completely until a tunnel was built to connect it to the rest of the world .

In Faroese legend, this sinister horse-shaped beast lures unsuspecting passersby only to drown them in the lake.

The largest lake in the Faroe Islands seems to be held hundreds of feet above sea level thanks to an optical illusion.

Legend says this rock spire is the finger of a witch who wanted to throw the Faroe Islands towards Iceland.

Historic church where a number of Shakespeare's actors are buried.

This one has sailed five times as far as Sir Francis Drake's famous ship.

This pub boasts a curious history and may have inspired a Dickens character.

Order a salt beef-loaded beigel at any hour of the day or night at this East End institution.

This secret garden has bloomed into London's most unique hub of urban creativity.

Spitalfields' regal market goat is said to be a monument to the area's migrant population but most are pretty sure it's just a goat.

Eighty million natural history specimens call this gargantuan museum home.

This bookstore serves recipes from the cookbooks on sale.

A little slice of Japan and its aesthetics in London's Holland Park.

After nearly 60 years, there's still a bear at Paddington Station looking for help.

You'd never know the houses at 23-24 Leinster Gardens were fakes—until you see the train tracks on the other side.

This hidden green space is the city's second largest conservatory.

The ruins of the second of three churches dedicated to the saint in a touristic Scottish town.

A snow-white church overlooking the wonderful Tyrrhenian Sea.

A mushroom-shaped outcropping that has come to be the symbol for an entire town.

The highest peak in Wales is said to be the final resting place of a giant killed by King Arthur.

A subterranean playground in an abandoned slate mine.